CN112470587A - Method for quickly repairing surface soil of degraded grassland - Google Patents
Method for quickly repairing surface soil of degraded grassland Download PDFInfo
- Publication number
- CN112470587A CN112470587A CN202011189413.0A CN202011189413A CN112470587A CN 112470587 A CN112470587 A CN 112470587A CN 202011189413 A CN202011189413 A CN 202011189413A CN 112470587 A CN112470587 A CN 112470587A
- Authority
- CN
- China
- Prior art keywords
- soil
- activated carbon
- parts
- grassland
- surface soil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B79/00—Methods for working soil
- A01B79/02—Methods for working soil combined with other agricultural processing, e.g. fertilising, planting
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B79/00—Methods for working soil
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05D—INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
- C05D9/00—Other inorganic fertilisers
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/80—Soil conditioners
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
- C12N1/36—Adaptation or attenuation of cells
Abstract
The invention provides a method for restoring surface soil of a degraded grassland, which inactivates the original microorganisms by sealing sterilization to prevent the subsequent damage to the dominant microorganisms; a water retention layer is constructed at the bottom of the soil by adding the grass fiber and the biomass activated carbon at the bottom of the soil, so that water loss is avoided, natural and green fertilizers are applied to provide nutrient components, and the soil deterioration and the biodiversity damage caused by chemical substances are avoided; and further, dominant microorganisms are screened from the surface soil of the healthy grassland area for domestication culture, and are compounded with the solid adsorption carrier to play a role in slowly releasing the microbial agent, so that the microbial agent can slowly and gradually adapt to the local microbial ecological environment. The method disclosed by the invention is simple to operate, low in cost and good in popularization prospect, and can be used for quickly repairing the surface soil of the degraded grassland.
Description
Technical Field
The invention belongs to the field of grassland ecological environment restoration, and particularly relates to a rapid restoration method for surface soil of degraded grassland.
Background
The grassland is an important agricultural production resource in China, occupies 41 percent of the land area by 60 hundred million acres, is an important green ecological barrier and an important animal husbandry production base. However, due to unreasonable utilization, the degradation of the grassland soil is serious at present, and the method becomes a significant resource and environmental problem in China.
The reason for the degradation of the grassland is mainly caused by that human beings continuously take away a large amount of substances and energy from the grassland which can not be laid out for a long time, and the basic principle of ecological balance is violated. The most direct and important reasons are: (1) excessive grazing, (2) improper reclamation, medicinal material digging, firewood chopping, grass cutting, grass raking, hair weed raking and the like destroy grassland vegetation, and aggravate wind erosion, water erosion, desertification, salinization and soil impoverishment; (3) improper management, (4) unclear use and management authority of grassland.
At present, the restoration of the degraded grassland becomes an important task facing the ecological civilization construction in China. At present, aiming at different degradation types of grassland, recovery measures such as fence sealing and breeding, soil loosening improvement, seeding and fertilizing are mainly adopted. Fertilization is an important measure for recovering and improving degraded grassland, can improve the yield of grassland pastures in a short time, but easily causes the problems of reduction of grassland plant species, unbalance of soil nutrients and the like.
According to the basic theory of ecology, soil is the load of grassland ecology, vegetation, growth of bacterial colonies and water and soil conservation are closely related to soil functions, and the method for improving the soil quality of the grassland area is a sustainable method for recovering the grassland ecology. Especially, the quality of the surface soil of the grassland area is important for the growth and development of ecological vegetation in the grassland area, and plays a decisive role in the ecological restoration of the degraded grassland area.
However, at present, a large amount of fertilizers and chemical medicines such as herbicides are used for repairing degraded grassland, so that the physical and chemical properties of the soil are seriously and irreversibly changed, the development of ecological diversity of a grassland area is seriously influenced, and the ecological adverse phenomenon of the grassland area is easily caused.
In summary, a novel method for repairing the surface soil of the degraded grassland is needed to overcome the defects of the prior art and achieve the purpose of rapidly repairing the surface soil of the degraded grassland.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a method for quickly repairing the surface soil of the degraded grassland, which avoids or uses a small amount of chemical medicines such as chemical fertilizers, herbicides and the like, selects natural and green fertilizers and other components, and is matched with methods such as soil sterilization, soil improvement and the like to quickly repair the surface soil of the degraded grassland, so that the surface soil is sufficient in fertilizers, rich in microbial colonies and sufficient in moisture, and the quality of the surface soil of the grassland can be quickly repaired and continuously maintained.
In order to achieve the purpose, the invention adopts the following technical scheme that the method for quickly repairing the surface soil of the degraded grassland comprises the following steps:
(1) sealing and sterilizing: spraying the traditional Chinese medicine extracting solution on the land of the degraded grassland area, wherein the spraying amount is 100-;
(2) land preparation: adding grass fiber and biomass activated carbon into the soil in the step (1), and then, deeply ploughing for 40-50cm to embed the grass fiber and the biomass activated carbon into the bottom of the soil, wherein the mass ratio of the grass fiber to the biomass activated carbon is 100:10-15, and the application amount is 800-;
(3) soil improvement: irrigating water to the soil in the step (2), and then applying a soil conditioner with the dosage of 600-800 kg/mu; the soil conditioner is composed of the following raw materials in parts by weight: 80-100 parts of livestock and poultry manure, 20-40 parts of fulvic acid potassium, 20-30 parts of traditional Chinese medicine residues, 10-15 parts of alum paste, 5-10 parts of sodium bentonite, 3-4 parts of silicon micropowder and 4-6 parts of water-retaining agent; standing for 14-21 days;
(4) and (3) culturing microorganisms: screening soil microorganism suspension from surface soil of a healthy grassland area, carrying out shake culture in a domestication culture medium for 2-3d, and then continuing shake culture in the same domestication culture medium for 3-5d to prepare a microorganism bacterium agent; mixing a microbial agent with an adsorption carrier to prepare a solid microbial ball;
(5) and (3) microbial improvement: applying solid microbial balls to the soil in the step (3) with the dosage of 200-300 kg/mu, then performing shallow ploughing for 15-25cm, and standing for 14-21 days;
(6) management: irrigating water at proper time, and applying solid microbial balls once every half year, wherein the dosage is 50-80 kg/mu; the soil conditioner is applied once a year, and the dosage is 200-400 kg/mu.
Further, the traditional Chinese medicine extracting solution in the step (1) is a water extract of honeysuckle, pseudo-ginseng, dandelion and alfalfa, and the mass concentration is 4-6%;
further, the forage grass fiber in the step (2) is selected from the forage grass fiber of local grassland, preferably more than one of alfalfa, stipa, setaria, saxifrage and small fleabane, and the forage grass is dried and crushed to prepare the forage grass fiber;
further, the biomass activated carbon in the step (2) is selected from more than one of coconut shell activated carbon, straw activated carbon, rice hull activated carbon and bamboo activated carbon;
further, the Chinese medicine residue in the step (3) is more than one of licorice residue, honeysuckle residue, pseudo-ginseng residue, astragalus residue, angelica residue, gastrodia elata residue and dendrobium residue;
further, the water retention agent in the step (3) is selected from more than one of polypropylene oxide-sodium alginate hydrogel, chitosan-sodium alginate hydrogel, hydroxyethyl cellulose-sodium alginate hydrogel, sodium polyacrylate and ammonium polyacrylate;
further, the acclimatization culture medium in the step (4) comprises 10g/L of tryptone, 5g/L of yeast extract, 5g/L of sodium chloride and pH of 7.4;
further, the adsorption carrier in the step (4) is prepared by synthesizing raw powder by using sodium silicate, aluminum hydroxide, agar powder, sodium phosphate, sodium chloride, potassium chloride and peptone as raw materials, adding clay, drying, mixing, molding and roasting.
Compared with the prior art, the invention has the following beneficial effects:
(1) in order to overcome the defects of the restoration of the degraded grassland in the prior art, the invention provides a novel restoration method of the surface soil of the degraded grassland in a targeted manner, and the original microorganisms are inactivated by the operation of sealing and sterilizing, so that the subsequent dominant microorganisms are prevented from being damaged; however, the forage grass fiber and the biomass activated carbon are added to the bottom of the soil, so that on one hand, corresponding fertility is provided through fermentation and decomposition of the forage grass, on the other hand, other harmful microorganisms are killed through the adsorption effect of the biomass activated carbon, and meanwhile, a water retention layer is constructed at the bottom of the soil, so that water loss is avoided; then, natural and green fertilizers are applied to provide nutrient components, so that the soil deterioration and biodiversity damage caused by chemical substances are avoided;
on the other hand, in order to promote the regeneration of the microbial colonies in the surface soil of the grassland area, dominant microorganisms are screened from the surface soil of the healthy grassland area for acclimatization culture, so that the method can quickly adapt to the microbial ecological environment of local soil, promote the benign propagation of the microbial colonies in the surface soil of the grassland area, and further quickly restore the surface soil of the degraded grassland; in order to ensure that the microbial agent can be quickly used in soil environment of degraded grassland and avoid the damage of severe environment to the microbial agent, the invention selects the microbial agent to be compounded with the solid adsorption carrier to play a role in slowly releasing the microbial agent, so that the microbial agent can slowly and gradually adapt to the local microbial ecological environment.
(2) The alum slurry is a white powdery solid obtained by drying the byproduct produced when alum is produced by alumina through a water leaching method, the main component of the white powdery solid is silicate mineral consisting of silicon oxide, aluminum oxide and water, and the white powdery solid contains rich major elements such as Ca, Mg, Fe, K, S, P and the like and a plurality of trace elements, and the white powdery solid can greatly improve the soil fertility because of the characteristics of fine particles, large specific surface area, strong adsorption force and the like.
(3) According to the method, the surface soil of the degraded grassland can be quickly restored by further applying the microbial balls and the soil conditioner through subsequent management, and the soil quality of the surface soil is improved.
Detailed Description
For a further understanding of the invention, reference will now be made to the preferred embodiments of the present invention by way of example, and it is to be understood that the description is intended to further illustrate features and advantages of the present invention and is not intended to limit the scope of the claims which follow. All of the starting materials of the present invention, without particular limitation as to their source, may be purchased commercially or prepared according to conventional methods well known to those skilled in the art.
Example 1
The embodiment provides a method for quickly repairing surface soil of a degraded grassland, which comprises the following steps:
(1) sealing and sterilizing: spraying traditional Chinese medicine extracting solution on the land of the degraded grassland, wherein the spraying amount is 200 kg/mu, then sealing by adopting an engineering fence mode, and standing for 7-14 days; the traditional Chinese medicine extracting solution is an aqueous extract of honeysuckle, and the mass concentration is 6%;
(2) land preparation: adding grass fiber and biomass activated carbon into the soil in the step (1), then carrying out deep ploughing for 50cm, and embedding the grass fiber and the biomass activated carbon into the bottom of the soil, wherein the mass ratio of the grass fiber to the biomass activated carbon is 100:10, and the application amount is 800 kg/mu; the pasture fiber is selected from more than one of alfalfa, stipa, green bristlegrass, saxifrage and small fleabane, and is prepared after being dried and crushed; the biomass activated carbon is selected from coconut shell activated carbon;
(3) soil improvement: irrigating water to the soil in the step (2), and then applying a soil conditioner, wherein the dosage is 800 kg/mu; the soil conditioner is composed of the following raw materials in parts by weight: 100 parts of livestock and poultry manure, 40 parts of potassium fulvate, 30 parts of traditional Chinese medicine residues, 15 parts of alum paste, 10 parts of sodium bentonite, 4 parts of silica micropowder and 4 parts of water-retaining agent; standing for 21 days; the residue of Chinese medicinal materials is Glycyrrhrizae radix residue; the water retention agent is selected from sodium polyacrylate and ammonium polyacrylate;
(4) and (3) culturing microorganisms: screening soil microorganism suspension from surface soil of a healthy grassland area, carrying out shake culture in a domestication culture medium for 3d, and then continuing shake culture in the same domestication culture medium for 5d to prepare a microbial agent; mixing a microbial agent with an adsorption carrier to prepare a solid microbial ball; the acclimatization culture medium comprises 10g/L of tryptone, 5g/L of yeast extract, 5g/L of sodium chloride and pH of 7.4; the adsorption carrier is prepared by synthesizing raw powder from sodium silicate, aluminum hydroxide, agar powder, sodium phosphate, sodium chloride, potassium chloride and peptone, adding clay, drying, mixing, molding and roasting.
(5) And (3) microbial improvement: applying solid microbial balls to the soil in the step (3) with the dosage of 200 kg/mu, then performing shallow ploughing for 25cm, and standing for 21 days;
(6) management: irrigating water at proper time, and applying the solid microbial balls once every half year, wherein the dosage is 80 kg/mu; the soil conditioner is applied once a year, and the dosage is 400 kg/mu.
Example 2
The embodiment provides a method for quickly repairing surface soil of a degraded grassland, which comprises the following steps:
(1) sealing and sterilizing: spraying the traditional Chinese medicine extracting solution on the land of the degraded grassland, wherein the spraying amount is 150 kg/mu, then sealing by adopting a biological fence mode, and standing for 7-14 days; the traditional Chinese medicine extracting solution is an aqueous extract of dandelion, and the mass concentration is 6%;
(2) land preparation: adding grass fiber and biomass activated carbon into the soil in the step (1), then carrying out deep ploughing for 45cm, and embedding the grass fiber and the biomass activated carbon into the bottom of the soil, wherein the mass ratio of the grass fiber to the biomass activated carbon is 100:15, and the application amount is 900 kg/mu; the pasture fiber is selected from stipa capillata, setaria viridis and saxifraga stolonifera, and is prepared by drying and crushing the pasture; the biomass activated carbon is selected from rice hull activated carbon and bamboo activated carbon;
(3) soil improvement: irrigating water to the soil in the step (2), and then applying a soil conditioner, wherein the dosage is 700 kg/mu; the soil conditioner is composed of the following raw materials in parts by weight: 80 parts of livestock and poultry manure, 40 parts of potassium fulvate, 20 parts of traditional Chinese medicine residues, 12 parts of alum slurry, 5 parts of sodium bentonite, 4 parts of silica micropowder and 6 parts of water-retaining agent; standing for 16 days; the Chinese medicinal residues are radix astragali residue and radix Angelicae sinensis residue; the water retention agent is selected from polypropylene oxide-sodium alginate hydrogel and sodium polyacrylate;
(4) and (3) culturing microorganisms: screening soil microorganism suspension from surface soil of a healthy grassland area, carrying out shake culture in a domestication culture medium for 2d, and then continuing shake culture in the same domestication culture medium for 4d to prepare a microbial agent; mixing a microbial agent with an adsorption carrier to prepare a solid microbial ball; the acclimatization culture medium comprises 10g/L of tryptone, 5g/L of yeast extract, 5g/L of sodium chloride and pH of 7.4;
the adsorption carrier is prepared by synthesizing raw powder from sodium silicate, aluminum hydroxide, agar powder, sodium phosphate, sodium chloride, potassium chloride and peptone, adding clay, drying, mixing, molding and roasting.
(5) And (3) microbial improvement: applying solid microbial balls to the soil in the step (3) with the dosage of 250 kg/mu, then performing shallow ploughing for 15cm, and standing for 14 days;
(6) management: irrigating water at proper time, and applying solid microbial balls once every half year, wherein the using amount is 70 kg/mu; the soil conditioner is applied once a year, and the dosage is 200 kg/mu.
Example 3
The embodiment provides a method for quickly repairing surface soil of a degraded grassland, which comprises the following steps:
(1) sealing and sterilizing: spraying the traditional Chinese medicine extracting solution on the land of the degraded grassland, wherein the spraying amount is 150 kg/mu, then sealing by adopting an engineering fence mode, and standing for 8 days; the traditional Chinese medicine extracting solution is an aqueous extract of alfalfa, and the mass concentration of the traditional Chinese medicine extracting solution is 4%;
(2) land preparation: adding grass fiber and biomass activated carbon into the soil in the step (1), then carrying out deep ploughing for 45cm, and embedding the grass fiber and the biomass activated carbon into the bottom of the soil, wherein the mass ratio of the grass fiber to the biomass activated carbon is 100:12, and the application amount is 1000 kg/mu; the forage grass fiber is herba Medicaginis, herba Imperatae, herba Setariae viridis, herba Saxifragae, and herba Carpesii Cernui; drying and crushing the pasture to prepare pasture fiber; the biomass activated carbon is selected from coconut shell activated carbon and straw activated carbon;
(3) soil improvement: irrigating water to the soil in the step (2), and then applying a soil conditioner, wherein the dosage is 600 kg/mu; the soil conditioner is composed of the following raw materials in parts by weight: 90 parts of livestock and poultry manure, 20 parts of potassium fulvate, 30 parts of traditional Chinese medicine residues, 10 parts of alum paste, 5 parts of sodium bentonite, 3 parts of silica micropowder and 5 parts of water-retaining agent; standing for 18 days; the Chinese medicinal residue is herba Dendrobii residue; the water-retaining agent is hydroxyethyl cellulose-sodium alginate hydrogel;
(4) and (3) culturing microorganisms: screening soil microorganism suspension from surface soil of a healthy grassland area, carrying out shake culture in a domestication culture medium for 3d, and then continuing shake culture in the same domestication culture medium for 4d to prepare a microbial agent; mixing a microbial agent with an adsorption carrier to prepare a solid microbial ball; the acclimatization culture medium comprises 10g/L of tryptone, 5g/L of yeast extract, 5g/L of sodium chloride and pH of 7.4;
the adsorption carrier is prepared by synthesizing raw powder from sodium silicate, aluminum hydroxide, agar powder, sodium phosphate, sodium chloride, potassium chloride and peptone, adding clay, drying, mixing, molding and roasting.
(5) And (3) microbial improvement: applying solid microbial balls to the soil in the step (3) with the dosage of 280 kg/mu, then performing shallow ploughing for 20cm, and standing for 14 days;
(6) management: irrigating water at proper time, and applying solid microbial balls once every half year, wherein the using amount is 70 kg/mu; the soil conditioner is applied once a year, and the dosage is 330 kg/mu.
Example 4
The embodiment provides a method for quickly repairing surface soil of a degraded grassland, which comprises the following steps:
(1) sealing and sterilizing: spraying the traditional Chinese medicine extracting solution on the land of the degraded grassland, wherein the spraying amount is 130 kg/mu, then sealing by adopting an engineering fence mode, and standing for 10 days; the traditional Chinese medicine extracting solution is an aqueous extract of pseudo-ginseng and alfalfa, and the mass concentration is 6%;
(2) land preparation: adding grass fiber and biomass activated carbon into the soil in the step (1), then carrying out deep ploughing for 50cm, and embedding the grass fiber and the biomass activated carbon into the bottom of the soil, wherein the mass ratio of the grass fiber to the biomass activated carbon is 100:10, and the application amount is 1000 kg/mu; the pasture fiber is selected from stipa capillata, setaria viridis and saxifraga stolonifera, and is prepared by drying and crushing the pasture; the biomass activated carbon is selected from coconut shell activated carbon;
(3) soil improvement: irrigating water to the soil in the step (2), and then applying a soil conditioner, wherein the dosage is 600 kg/mu; the soil conditioner is composed of the following raw materials in parts by weight: 100 parts of livestock and poultry manure, 20 parts of potassium fulvate, 22 parts of traditional Chinese medicine residues, 13 parts of alum paste, 8 parts of sodium bentonite, 4 parts of silicon micropowder and 4 parts of water-retaining agent; standing for 14 days; the Chinese medicinal residues are Glycyrrhrizae radix residue and flos Lonicerae residue; the water retention agent is selected from polypropylene oxide-sodium alginate hydrogel and ammonium polyacrylate;
(4) and (3) culturing microorganisms: screening soil microorganism suspension from surface soil of a healthy grassland area, carrying out shake culture in a domestication culture medium for 3d, and then continuing shake culture in the same domestication culture medium for 5d to prepare a microbial agent; mixing a microbial agent with an adsorption carrier to prepare a solid microbial ball; the acclimatization culture medium comprises 10g/L of tryptone, 5g/L of yeast extract, 5g/L of sodium chloride and pH of 7.4;
the adsorption carrier is prepared by synthesizing raw powder from sodium silicate, aluminum hydroxide, agar powder, sodium phosphate, sodium chloride, potassium chloride and peptone, adding clay, drying, mixing, molding and roasting.
(5) And (3) microbial improvement: applying solid microbial balls to the soil in the step (3) with the dosage of 200 kg/mu, then performing shallow ploughing for 25cm, and standing for 21 days;
(6) management: irrigating water at proper time, and applying the solid microbial balls once every half year, wherein the dosage is 80 kg/mu; the soil conditioner is applied once a year, and the dosage is 400 kg/mu.
Example 5
The embodiment provides a method for quickly repairing surface soil of a degraded grassland, which comprises the following steps:
(1) sealing and sterilizing: spraying the traditional Chinese medicine extracting solution on the land of the degraded grassland, wherein the spraying amount is 160 kg/mu, then sealing by adopting a biological fence mode, and standing for 14 days; the traditional Chinese medicine extracting solution is an aqueous extract of dandelion, and the mass concentration is 6%;
(2) land preparation: adding grass fiber and biomass activated carbon into the soil in the step (1), then carrying out deep ploughing for 50cm, and embedding the grass fiber and the biomass activated carbon into the bottom of the soil, wherein the mass ratio of the grass fiber to the biomass activated carbon is 100:14, and the application amount is 800 kg/mu; the grass fiber is selected from herba Medicaginis, Imperata Cylindrica, and herba Setariae viridis; drying and crushing the pasture to prepare pasture fiber; the biomass activated carbon is selected from straw activated carbon;
(3) soil improvement: irrigating water to the soil in the step (2), and then applying a soil conditioner, wherein the dosage is 650 kg/mu; the soil conditioner is composed of the following raw materials in parts by weight: 80 parts of livestock and poultry manure, 40 parts of potassium fulvate, 23 parts of traditional Chinese medicine residues, 14 parts of alum paste, 9 parts of sodium bentonite, 4 parts of silica micropowder and 6 parts of water-retaining agent; standing for 21 days; the Chinese medicinal residues are Glycyrrhrizae radix residue, radix astragali residue, radix Angelicae sinensis residue, rhizoma Gastrodiae residue, and herba Dendrobii residue; the water retention agent is selected from polypropylene oxide-sodium alginate hydrogel, chitosan-sodium alginate hydrogel and ammonium polyacrylate;
(4) and (3) culturing microorganisms: screening soil microorganism suspension from surface soil of a healthy grassland area, carrying out shake culture in a domestication culture medium for 3d, and then continuing shake culture in the same domestication culture medium for 3d to prepare a microbial agent; mixing a microbial agent with an adsorption carrier to prepare a solid microbial ball; the acclimatization culture medium comprises 10g/L of tryptone, 5g/L of yeast extract, 5g/L of sodium chloride and pH of 7.4;
the adsorption carrier is prepared by synthesizing raw powder from sodium silicate, aluminum hydroxide, agar powder, sodium phosphate, sodium chloride, potassium chloride and peptone, adding clay, drying, mixing, molding and roasting.
(5) And (3) microbial improvement: applying solid microbial balls to the soil in the step (3) with the dosage of 210 kg/mu, then performing shallow ploughing for 20cm, and standing for 21 days;
(6) management: irrigating water at proper time, and applying the solid microbial balls once every half year, wherein the dosage is 80 kg/mu; the soil conditioner is applied once a year, and the dosage is 200 kg/mu.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. A method for quickly repairing surface soil of degraded grassland is characterized by comprising the following steps: the method comprises the following steps:
(1) sealing and sterilizing: spraying the traditional Chinese medicine extracting solution on the land of the degraded grassland area, wherein the spraying amount is 100-;
(2) land preparation: adding grass fiber and biomass activated carbon into the soil in the step (1), and then, deeply ploughing for 40-50cm to embed the grass fiber and the biomass activated carbon into the bottom of the soil, wherein the mass ratio of the grass fiber to the biomass activated carbon is 100:10-15, and the application amount is 800-;
(3) soil improvement: irrigating water to the soil in the step (2), and then applying a soil conditioner with the dosage of 600-800 kg/mu; the soil conditioner is composed of the following raw materials in parts by weight: 80-100 parts of livestock and poultry manure, 20-40 parts of fulvic acid potassium, 20-30 parts of traditional Chinese medicine residues, 10-15 parts of alum paste, 5-10 parts of sodium bentonite, 3-4 parts of silicon micropowder and 4-6 parts of water-retaining agent; standing for 14-21 days;
(4) and (3) culturing microorganisms: screening soil microorganism suspension from surface soil of a healthy grassland area, carrying out shake culture in a domestication culture medium for 2-3d, and then continuing shake culture in the same domestication culture medium for 3-5d to prepare a microorganism bacterium agent; mixing a microbial agent with an adsorption carrier to prepare a solid microbial ball;
(5) and (3) microbial improvement: applying solid microbial balls to the soil in the step (3) with the dosage of 200-300 kg/mu, then performing shallow ploughing for 15-25cm, and standing for 14-21 days;
(6) management: irrigating water at proper time, and applying solid microbial balls once every half year, wherein the dosage is 50-80 kg/mu; the soil conditioner is applied once a year, and the dosage is 200-400 kg/mu.
2. The method for rapidly restoring the surface soil of the degraded grassland according to claim 1, which is characterized in that: the traditional Chinese medicine extracting solution in the step (1) is an aqueous extract of honeysuckle, pseudo-ginseng, dandelion and alfalfa, and the mass concentration of the traditional Chinese medicine extracting solution is 4-6%.
3. The method for rapidly restoring the surface soil of the degraded grassland according to claim 1, which is characterized in that: the forage grass fiber in the step (2) is selected from the forage grass fiber of local grassland, preferably more than one of alfalfa, stipa capillata, green bristlegrass, saxifrage and small fleabane, and the forage grass is dried and crushed to obtain the forage grass fiber.
4. The method for rapidly restoring the surface soil of the degraded grassland according to claim 1, which is characterized in that: the biomass activated carbon in the step (2) is selected from more than one of coconut shell activated carbon, straw activated carbon, rice hull activated carbon and bamboo activated carbon.
5. The method for rapidly restoring the surface soil of the degraded grassland according to claim 1, which is characterized in that: the Chinese medicinal residue in the step (3) is more than one of licorice residue, honeysuckle residue, pseudo-ginseng residue, astragalus residue, angelica residue, gastrodia residue and dendrobium residue.
6. The method for rapidly restoring the surface soil of the degraded grassland according to claim 1, which is characterized in that: the water retention agent in the step (3) is selected from more than one of polypropylene oxide-sodium alginate hydrogel, chitosan-sodium alginate hydrogel, hydroxyethyl cellulose-sodium alginate hydrogel, sodium polyacrylate and ammonium polyacrylate.
7. The method for rapidly restoring the surface soil of the degraded grassland according to claim 1, which is characterized in that: the acclimatization culture medium in the step (4) comprises 10g/L of tryptone, 5g/L of yeast extract, 5g/L of sodium chloride and pH 7.4.
8. The method for rapidly restoring the surface soil of the degraded grassland according to claim 1, which is characterized in that: the adsorption carrier in the step (4) is prepared by synthesizing raw powder by taking sodium silicate, aluminum hydroxide, agar powder, sodium phosphate, sodium chloride, potassium chloride and peptone as raw materials, adding clay, drying, mixing, molding and roasting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011189413.0A CN112470587B (en) | 2020-10-30 | 2020-10-30 | Method for quickly repairing surface soil of degraded grassland |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011189413.0A CN112470587B (en) | 2020-10-30 | 2020-10-30 | Method for quickly repairing surface soil of degraded grassland |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112470587A true CN112470587A (en) | 2021-03-12 |
| CN112470587B CN112470587B (en) | 2021-10-22 |
Family
ID=74927495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011189413.0A Active CN112470587B (en) | 2020-10-30 | 2020-10-30 | Method for quickly repairing surface soil of degraded grassland |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112470587B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113141980A (en) * | 2021-03-24 | 2021-07-23 | 广州星卫草业股份有限公司 | Sports lawn with trampling resistance enhanced and construction method thereof |
| CN113875507A (en) * | 2021-10-09 | 2022-01-04 | 内蒙古自治区农牧业科学院 | Grassland ecological restoration method |
| CN117598057A (en) * | 2024-01-24 | 2024-02-27 | 中国农业科学院草原研究所 | Grass ecological restoration device |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101168491A (en) * | 2006-10-24 | 2008-04-30 | 北京新纪元三色生态科技有限公司 | Microorganism soil repairing agent and its preparation method and application |
| JP2013185052A (en) * | 2012-03-07 | 2013-09-19 | Techno Max Minaminihon:Kk | Method for improving soil |
| CN103314943A (en) * | 2013-06-18 | 2013-09-25 | 中国矿业大学(北京) | Soil sterilization method for outdoor large-scale propagation of mycorrhizal fungi |
| CN103736725A (en) * | 2014-01-17 | 2014-04-23 | 上海大颂生物技术有限公司 | Soil remediation method and biological agent for same, and preparation method and application of biological agent |
| CN105295928A (en) * | 2015-11-27 | 2016-02-03 | 上海师范大学 | Soil conditioner applicable to deteriorated grassland and preparation method |
| CN107517727A (en) * | 2017-10-19 | 2017-12-29 | 西藏俊富环境恢复有限公司 | A kind of plateau vegetation remediation composition and the method for recovering vegetation of highlands |
| CN108102659A (en) * | 2017-12-20 | 2018-06-01 | 农业部环境保护科研监测所 | A kind of grass-land deterioration soil conditioner and method of administration |
| CN108770405A (en) * | 2018-06-19 | 2018-11-09 | 江苏东珠景观股份有限公司 | A kind of soil function restoration methods on hardened grassland of degenerating |
| CN109769597A (en) * | 2019-03-25 | 2019-05-21 | 内蒙古自治区农牧业科学院 | A kind of method of special elastic claw type loosener |
| CN110121967A (en) * | 2018-02-02 | 2019-08-16 | 中国科学院寒区旱区环境与工程研究所 | A kind of method on the quick ecological grassland of reparation improvement degeneration |
| CN110272300A (en) * | 2019-06-20 | 2019-09-24 | 中山大学 | A method of using Chinese silvergrass charcoal as soil organic silicon fertilizer |
-
2020
- 2020-10-30 CN CN202011189413.0A patent/CN112470587B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101168491A (en) * | 2006-10-24 | 2008-04-30 | 北京新纪元三色生态科技有限公司 | Microorganism soil repairing agent and its preparation method and application |
| JP2013185052A (en) * | 2012-03-07 | 2013-09-19 | Techno Max Minaminihon:Kk | Method for improving soil |
| CN103314943A (en) * | 2013-06-18 | 2013-09-25 | 中国矿业大学(北京) | Soil sterilization method for outdoor large-scale propagation of mycorrhizal fungi |
| CN103736725A (en) * | 2014-01-17 | 2014-04-23 | 上海大颂生物技术有限公司 | Soil remediation method and biological agent for same, and preparation method and application of biological agent |
| CN105295928A (en) * | 2015-11-27 | 2016-02-03 | 上海师范大学 | Soil conditioner applicable to deteriorated grassland and preparation method |
| CN107517727A (en) * | 2017-10-19 | 2017-12-29 | 西藏俊富环境恢复有限公司 | A kind of plateau vegetation remediation composition and the method for recovering vegetation of highlands |
| CN108102659A (en) * | 2017-12-20 | 2018-06-01 | 农业部环境保护科研监测所 | A kind of grass-land deterioration soil conditioner and method of administration |
| CN110121967A (en) * | 2018-02-02 | 2019-08-16 | 中国科学院寒区旱区环境与工程研究所 | A kind of method on the quick ecological grassland of reparation improvement degeneration |
| CN108770405A (en) * | 2018-06-19 | 2018-11-09 | 江苏东珠景观股份有限公司 | A kind of soil function restoration methods on hardened grassland of degenerating |
| CN109769597A (en) * | 2019-03-25 | 2019-05-21 | 内蒙古自治区农牧业科学院 | A kind of method of special elastic claw type loosener |
| CN110272300A (en) * | 2019-06-20 | 2019-09-24 | 中山大学 | A method of using Chinese silvergrass charcoal as soil organic silicon fertilizer |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113141980A (en) * | 2021-03-24 | 2021-07-23 | 广州星卫草业股份有限公司 | Sports lawn with trampling resistance enhanced and construction method thereof |
| CN113875507A (en) * | 2021-10-09 | 2022-01-04 | 内蒙古自治区农牧业科学院 | Grassland ecological restoration method |
| CN117598057A (en) * | 2024-01-24 | 2024-02-27 | 中国农业科学院草原研究所 | Grass ecological restoration device |
| CN117598057B (en) * | 2024-01-24 | 2024-04-09 | 中国农业科学院草原研究所 | Zxfoom zxfoom zxfoom zxfoom State repair apparatus and method for controlling the operation of a device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112470587B (en) | 2021-10-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112470587B (en) | Method for quickly repairing surface soil of degraded grassland | |
| CN103113167B (en) | Compound microbial organic fertilizer and preparation method thereof | |
| CN102432399B (en) | Biological organic fertilizer for improving stress resistance and output of paddy rice and preparation method thereof | |
| CN105819964A (en) | Microbial fertilizer particles and preparation method thereof | |
| CN103964946A (en) | Special compound microbial fertilizer for paddy rice and preparation method thereof | |
| CN105316249B (en) | A kind of bacillus subtilis and microbial bacterial agent and their applications in fermentation maturity | |
| CN113462399B (en) | Modifier for coal ash-based sand Jiang Heitu and preparation method and application thereof | |
| CN103788954A (en) | Biochar-based soil modifier and application thereof | |
| CN104072310A (en) | Multifunctional ecological acid soil amendment | |
| CN102827793B (en) | Medicago pseudomonas strain capable of producing ACC (1-aminocyclopropane-1-carboxylate) deaminase and application of medicago pseudomonas strain | |
| CN106047764A (en) | Low-temperature beneficial microorganism preparation product applied to straw application | |
| CN108794270A (en) | A kind of salt-soda soil compound organic fertilizer and preparation method thereof | |
| CN101497542A (en) | Biological preparation containing plant growth promoting bacteria, as well as preparation and use thereof | |
| CN104945191A (en) | Soil fertility improvement modifier used for saline-alkali land and preparation method | |
| CN103274839A (en) | Organic compound fertilizer for polemonium caeruleum | |
| CN106365889A (en) | Organic fertilizer for planting vitis heyneana | |
| CN105001010A (en) | Flue-cured tobacco bio-organic fertilizer and preparation method thereof | |
| CN109485524A (en) | A kind of dedicated organic base fertilizer of rice and preparation method thereof | |
| CN103772033B (en) | A kind of Radix Euphorbiae Fischerianae (Radix Euphorbiae Ebracteolatae) bio-feritlizer | |
| CN104628452A (en) | Method of preparing bioorganic fertilizer from crop straws | |
| CN104987867A (en) | Paddy field soil amendment | |
| CN110078576B (en) | Method for producing and improving solid-liquid bio-organic fertilizer in saline-alkali soil by using slaughter and breeding waste sewage and livestock and poultry straw biogas residue and biogas slurry died of diseases | |
| CN103553812A (en) | Nano fertilizer for preventing leontopodium smithianum anthracnose as well as preparation method thereof | |
| CN109503228A (en) | A kind of liquid bacterial manure and preparation method thereof using Ludwig enterobacteria fermented garlic stalk | |
| CN109721423A (en) | A kind of pakchoi is compound fertilizer dedicated and its preparation method and application |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |